Bubble device for attachment to a firearm for use during sighting to indicate whether the firearm is canted



FIG. 1 is a perspective view of a first embodiment of a "bubble device for attachment to a firearm for use during sighting to indicate whether the firearm is canted," showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevational view thereof, with the rear elevational view being a mirror image thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view of a second embodiment thereof;

FIG. 8 is a right side elevational view of the second embodiment;

FIG. 9 is a left side elevational view of the second embodiment;

FIG. 10 is a top plan view of the second embodiment;

FIG. 11 is a front elevational view of the second embodiment, with the rear elevational view being a mirror image thereof; and,

FIG. 12 is a bottom plan view of the second embodiment thereof. 

The ornamental design for a bubble device for attachment to a firearm for use during sighting to indicate whether the firearm is canted, as shown and described. 